Home / 2,226.29-3,340.04-1,253.07

Finding the Fourth Proportional to 2,226.29, 3,340.04 and 1,253.07

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Solution

The fourth proportional to 2,226.29, 3,340.04 and 1,253.07 is: 1,879.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,226.29 : 3,340.04 = 1,253.07 : x
  2. Step 2: Convert to fraction form
    2,226.29/3,340.04 = 1,253.07/x
  3. Step 3: Cross multiply
    2,226.29x = 3,340.04 × 1,253.07
  4. Step 4: Simplify right side
    2,226.29x = 4,185,297.66
  5. Step 5: Solve for x
    x = 4,185,297.66/2,226.29
  6. Step 6: Final answer
    x = 1,879.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.